Cognomen Klanrueangsaeng (Klanrueangsaeng 
) , in the world, is a very rare family name. The last name Klanrueangsaeng is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Klanrueangsaeng | Thailand |
Sumpun, Surapol, Praweena, and Dueannapha